Ключевые слова: activity, asphalt, backdrop, background, cement, chalk, child, childhood, children, color, concrete, corner, drawing, exercise, fitness, floor, fun, game, ground, hop, hopscotch, jump, kid, leg, leisure, lifestyle, line, mobile, number, outdoor, paint, park, pattern, pavement, play, playground, rectangle, road, school, schoolyard, scotch, sidewalk, sport, square, street, surface, texture, urban, yard, young,